Possible Fix For Auto Climate Control

A forum for the legendary Nissan Pathfinder and Infiniti QX4.
Rugger56
Posts: 5
Joined: Wed Mar 14, 2018 5:50 pm
Car: 2012 Pathfinder SV

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Ever had the issue where the auto climate control only gives either full cold or full heat? After researching the issue; the first answer was always: replace the sensor. I was about to do that, and while looking for the round grated hole where the cabin air gets sucked into the sensor, I shined the flashlight into it and discovered lots of lint behind the grate. A light came on in my head...vacuum! I held the hose over the sensor grate and turned the vacuum on for 10 seconds. Started my Pathfinder and the climate control was working. It's been 3 months with no issues. The lint must have been preventing the little blower fan in there from turning.


macgiver
Posts: 1625
Joined: Wed Jul 04, 2007 10:21 am

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mac, Next problem - where's all the lint coming from?? :naughty:


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